How One Man Built His Natural Swimming Pool
Two built in underwater lights
And the brave cat
Spring of 2012 and the deck begins
A big project, and worth it! The plants begin to grow as natural filtration for the pool area. It has been a hefty project, but the supplies and work can all be done by a tenacious DIY er, where a conventional pool is pretty much only for the professional installer. Are you ready? Let's see what you're planning to build!
Source and more photos at Imgur
Now watch this short video on natural pools: